CN214101740U - Earphone system - Google Patents

Abstract

The application discloses earphone system, it includes: a charging box and an earphone. In the charging box, the processing module, the power output module and the first switch module are positioned in a charging box shell, and the output interface is positioned on the surface of the charging box shell; the power output module is connected with the processing module; the first switch module is connected with the processing module and the power output module; the output interface is connected with the first switch module. In the earphone, a core module and a second switch module are positioned in an earphone shell, and a connecting interface is positioned on the surface of the earphone shell; the second switch module is connected with the core module; the connecting interface is connected with the second switch module and is disconnectably connected with the output interface. The earphone is detachably assembled on the charging box, and the processing module controls the switching of the first switch module so that the output interface outputs the electric power transmitted by the power output module or outputs the data signal transmitted by the processing module; the core module controls the switching of the second switch module so that the connection interface receives the power or data signal from the output interface.

Description

Earphone system

Technical Field

The application relates to the field of wireless earphones, in particular to an earphone system.

Background

The physical connection between the charging box and the earphone is generally realized by the butt joint between the contacts (Pogo pins) on the market at present.

When the earphone is put into the charging box and the charging box wants to charge the earphone, the charging box transmits the power to the battery of the earphone through the contact of the charging box and the contact of the earphone, so as to achieve the purpose of charging the battery of the earphone.

When the earphone is put into the box that charges and the box that charges wants to communicate with the earphone, adopt two kinds of modes to realize the communication between box and the earphone of charging at present: the first method is to add an interface/contact for communication between the charging box and the earphone, but there are problems of increasing the structural complexity of the charging box and the earphone and increasing the manufacturing cost; the second method is to add communication chips for realizing communication on the charging box and the earphone, but has the problems of high cost and overlarge volume.

Therefore, how to realize communication between the earphone and the charging box based on the existing contact points is a problem which needs to be solved urgently nowadays.

SUMMERY OF THE UTILITY MODEL

The main objective of the present application is to provide an earphone system, which solves the problems in the prior art that the structural complexity of the charging box and the earphone is increased and the manufacturing cost is increased due to the addition of interfaces/contacts for realizing communication on the charging box and the earphone; or the charging box and the earphone are respectively provided with a communication chip for realizing communication, so that the charging box and the earphone have the problems of high cost and overlarge volume.

In order to achieve the above object, the present application is realized by:

the embodiment of the application provides an earphone system, it includes: the earphone is detachably assembled on the charging box. The charging box includes: the charging box comprises a charging box shell, a processing module, a power output module, a first switch module and an output interface; the charging box shell comprises a containing groove matched with the earphone; the processing module is positioned in the charging box shell; the power output module is positioned in the charging box shell and is electrically connected with the processing module; the first switch module is positioned in the charging box shell and is electrically connected with the processing module and the power output module; the output interface is located on the surface of the charging box shell and is electrically connected with the first switch module. The earphone includes: the earphone shell, the core module, the second switch module and the connecting interface; the core module is positioned in the earphone shell; the second switch module is positioned in the earphone shell and is electrically connected with the core module; the connecting interface is located on the surface of the earphone shell and electrically connected with the second switch module, and the connecting interface and the output interface are electrically connected in a disconnectable manner. The earphone is detachably assembled in the accommodating groove, and the processing module controls the switching of the first switch module so that the output interface outputs the electric power transmitted by the power output module through the first switch module or outputs the data signal transmitted by the processing module through the first switch module; the core module controls the switching of the second switch module so that the connection interface receives the power or data signal from the output interface.

The utility model discloses in, through the switching of the first switch module of processing module control and the switching of core module control second switch module, let the box that charges pass through output interface and connection interface with electric power or data signal to earphone. Thus, communication between the headset and the charging box can be realized based on the existing contacts (i.e., the output interface and the connection interface) for charging.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a schematic diagram of an embodiment of a headphone system according to the present application;

fig. 2 is a block diagram of one embodiment of the headphone system of fig. 1;

fig. 3 is a block diagram of another embodiment of a headphone system according to the present application;

FIG. 4 is a top view of one embodiment of the headset of FIG. 1 after being placed in a charging box;

FIG. 5 is a cross-sectional view of one embodiment of line AA of FIG. 4;

fig. 6 is an enlarged view of block B of fig. 5.

Detailed Description

Embodiments of the present application will be described below with reference to the accompanying drawings. In the drawings, the same reference numerals indicate the same or similar components or process flows.

It will be understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, values, method steps, operations, components, and/or components, but do not preclude the presence or addition of further features, values, method steps, operations, components, and/or groups thereof.

It will be understood that when an element is referred to as being "connected" or "coupled" to another element, it can be directly connected or coupled to the other element or intervening elements may be present. In contrast, when an element is described as being "directly connected" or "directly coupled" to another element, there are no intervening elements present.

Referring to fig. 1 and fig. 2, fig. 1 is a schematic diagram of an embodiment of a headphone system according to the present application, and fig. 2 is a block diagram of the headphone system of fig. 1. As shown in fig. 1 and fig. 2, in the present embodiment, the headphone system 100 includes: the earphone comprises a charging box 110 and N earphones 120, wherein the N earphones 120 are detachably assembled on the charging box 110; the charging box 110 includes: a charging box housing 111, a processing module 112, a power output module 113, N first switch modules 114, and N output interfaces 115, wherein the charging box housing 111 contains N receiving slots 70 adapted to the N earphones 120; the processing module 112, the power output module 113 and the N first switch modules 114 are located in the charging box housing 111, and the N output interfaces 115 are located on the surface of the charging box housing 111; the power output module 113 is electrically connected to the processing module 112; the N first switch modules 114 are respectively electrically connected to the processing module 112 and the power output module 113, and are electrically connected to the N output interfaces 115 one to one, where N is an integer greater than or equal to 2.

In the present embodiment, the number of the earphones 120 is two (i.e., N is 2), but the present embodiment is not limited to this application. For example, the headset system 100 may include only a single headset 120 (i.e., N ═ 1), and the charging box 110 and the single headset 120 are charged and communicated in the same manner as the charging box 110 and any headset 120 when the headset system 100 includes a plurality of headsets 120. The following embodiments are described in terms of charging and communication between the charging box 110 and any one of the two earphones 120 when the earphone system 100 includes the two earphones 120.

In this embodiment, the earphone 120 includes an earphone housing 121, a core module 122, a second switch module 123 and a connection interface 124, the core module 122 and the second switch module 123 are located in the earphone housing 121, the second switch module 123 is electrically connected to the core module 122, the connection interface 124 is located on the surface of the earphone housing 121 and is electrically connected to the second switch module 123, and the connection interface 124 and the output interface 115 are electrically connected in a disconnectable manner.

It should be noted that fig. 1 is not complicated, and the position of the output interface 115 on the surface of the charging box housing 111 and the position of the connection interface 124 on the surface of the earphone housing 121 are not drawn in the drawing, and those skilled in the art can perform corresponding setting according to actual requirements.

In this embodiment, the processing module 112, the power output module 113, the first switch module 114, the core module 122, and the second switch module 123 may be implemented by hardware or hardware in combination with software or firmware; the output interface 115 includes a transmission contact 50a and a ground contact 50b (the transmission contact 50a is electrically connected to the first switch module 114, and the ground contact 50b is grounded), and the connection interface 124 includes a transmission contact 60a and a ground contact 60b (the transmission contact 60a is electrically connected to the second switch module 123, and the ground contact 60b is grounded). The techniques presented in the implementations may be stored on a machine-readable storage medium using software or firmware, such as: read Only Memory (ROM), Random Access Memory (RAM), magnetic disk storage media, optical storage media, flash memory, etc., and may be implemented by one or more general or special purpose programmable microprocessors. Signals or power can be transmitted between the power output module 113 and the processing module 112, between the first switch module 114 and the power output module 113, between the second switch module 123 and the core module 122, and between the connection interface 124 and the second switch module 123 in a wireless or wired manner.

In this embodiment, the earphone 120 is detachably assembled in the receiving slot 70, and the processing module 112 controls the switching of the first switch module 114, so that the output interface 115 outputs the power transmitted by the power output module 113 through the first switch module 114, or outputs the data signal transmitted by the processing module 112 through the first switch module 114; the core module 122 controls the switching of the second switch module 123 so that the connection interface 124 receives the power or the data signal from the output interface 115.

In one embodiment, please refer to fig. 3, fig. 3 is a block diagram of another embodiment of the headphone system according to the present application. As shown in fig. 3, the charging box 110 includes: the earphone system 100 comprises a processing module 112, a power output module 113, a first switch module 114 and an output interface 115, wherein the earphone 120 comprises a core module 122, a second switch module 123 and a connection interface 124, the earphone system 100 can comprise a test mode and a communication mode, and a first identification time period T1 is arranged in the processing module 112; during the first identification time period T1 when the headset 120 is electrically connected to the charging box 110, the charging box 110 switches the first switch module 11 and allows the charging box 110 to transmit the power to the headset 120 in the test mode of the headset system 100. The first identification time period T1 may be, but not limited to, between 100 milliseconds (ms) and 300ms, but the embodiment is not limited to the present application, and the range of the actual first identification time period T1 may be adjusted according to actual requirements.

In one embodiment, in the testing mode of the earphone system 100, the processing module 112 controls the first switch module 114 to enable the output interface 115 to output the power transmitted by the power output module 113 through the first switch module 114, and the core module 122 controls the second switch module 123 to enable the connection interface 124 to receive the power from the output interface 115 and transmit the power to the core module 122 through the second switch module 123.

In more detail, the charging box 110 may further include a timer (not shown) or a unit or a circuit with a timing function is disposed in the processing module 112, when the earphone 120 is placed in the charging box 110 (i.e., the earphone 120 is electrically connected to the charging box 110), the charging box 110 detects that a level change occurs on the transmission contact 50a, for example, the level is decreased to a preset range, and then a timing mechanism is started; the headphone system 100 is in a test mode; the processing module 112 outputs the detection signal to the power output module 113, so that the power output module 113 outputs power; the processing module 112 outputs a control signal to the first switch module 114, so that the first switch module 114 switches, and the power output by the power output module 113 is transmitted to the earphone 120 through the first switch module 114 and the transmission contact 50 a; when the charging box 110 determines that the earphone 120 is electrically connected to the charging box 110 within the first recognition time period T1 based on the timer, the charging box 110 continuously transmits the power to the earphone 120 through the power output module 113 and the first switch module 114; the earphone 120 may further include another timer (not shown) or a unit or circuit with a timing function is disposed in the core module 122, when the earphone 120 is placed in the charging box 110 (i.e., the earphone 120 is electrically connected to the charging box 110), the earphone 120 may detect that a level change occurs on the transmission contact 60a, for example, the level rises to another preset range, and at this time, the other timing mechanism is started; the core module 122 outputs a control signal to the second switch module 123, so that the second switch module 123 switches, and the electric power output by the charging box 110 is transmitted to the core module 122 through the transmission contact 60a and the second switch module 123; the headset 120 determines based on the other timer that the headset 120 continuously receives the power through the transmission contact 60a and the second switching module 123 between the first recognition period T1 in which the headset 120 is electrically connected to the charging box 110.

In one embodiment, the headset 120 may further include a battery module 125 electrically connected to the core module 122, wherein the battery module 125 stores the power received by the core module 122.

In this embodiment, after the headset 120 is electrically connected to the charging box 110 for more than the first identification time period T1, the charging box 110 switches the first switch module 114 and the charging box 110 transmits the data signal to the headset 120 in the communication mode of the headset system 100.

In one embodiment, in the communication mode of the headset system 100, the processing module 112 controls the first switch module 114 to enable the output interface 115 to output the data signal transmitted by the processing module 112 through the first switch module 114, and the core module 122 controls the second switch module 123 to enable the connection interface 114 to receive the data signal from the output interface 115 and transmit the data signal to the core module 122 through the second switch module 123.

In more detail, the charging box 110 may further include a timer (not shown) or a unit or a circuit with a timing function is disposed in the processing module 112, and the charging box 110 may determine that the earphone 120 is placed in the charging box 110 for more than the first identification time period T1 based on the timer, and then the earphone system 100 is switched from the test mode to the communication mode, and the processing module 112 outputs a data signal to the first switch module 114, at this time, the processing module 112 outputs another control signal to the first switch module 114, so that the first switch module 114 is switched, and the data signal output by the processing module 112 is further transmitted to the earphone 120 through the first switch module 114 and the transmission contact 50 a; the earphone 120 may include another timer (not shown) or a unit or a circuit with a timing function is disposed in the core module 122, and after the earphone 120 determines that the first identification time period T1 is exceeded when the earphone 120 is placed in the charging box 110 based on the another timer, the core module 122 outputs a control signal to the second switch module 123, so that the second switch module 123 switches, and the data signal output by the charging box 110 is transmitted to the core module 122 through the transmission contact 60a and the second switch module 123. Wherein the data signal may be, but is not limited to, the current remaining storage capacity of the charging box 110.

In an embodiment, the earphone 120 may further include a communication module 126 besides the earphone housing 121, the core module 122, the second switch module 123 and the connection interface 124, the communication module 126 is electrically connected to the core module 122, and the communication module 126 transmits the data signal received by the core module 122 to the external device 40. For example, when the data signal is the current remaining storage capacity of the charging box 110 and the headset 120 can be connected to a smartphone or a computing device (i.e., the external device 40) through the communication module 126, the headset 120 can transmit the data signal to the smartphone or the computing device for displaying, so that the user knows the current remaining storage capacity of the charging box 110. In other words, when the data signal is transmitted to the external device 40 through the headset 120, the user can be made aware of the information related to the charging box 110 (e.g., the data signal may include the current remaining amount of stored power of the charging box 110).

In one embodiment, the core module 122 may include a control circuit 80 and a charging circuit 90, the control circuit 80 controlling the second switch module 123 and receiving the data signal; the charging circuit 90 is electrically connected to the battery module 125 and receives the power, so that the battery module 125 stores the power.

In an embodiment, as shown in fig. 2, the first switch module 114 may include a first switch unit 31 and a second switch unit 32, the first switch unit 31 is electrically connected to the processing module 112 and the output interface 115, the second switch unit 32 is electrically connected to the processing module 112, the power output module 113 and the output interface 115, and the processing module 112 controls on (switch on) and off (switch off) of the first switch unit 31 and the second switch unit 32. The second switch module 123 may include a third switch unit 33 and a fourth switch unit 34, the third switch unit 33 and the fourth switch unit 34 are electrically connected to the core module 122 and the connection interface 124, respectively, and the core module 122 controls the third switch unit 33 and the fourth switch unit 34 to be turned on and off. The first switching unit 31, the second switching unit 32, the third switching unit 33, and the fourth switching unit 34 may be, but are not limited to, MOS transistors.

Further, in the earphone system 100 in the test mode, the processing module 112 turns off the first switch unit 31 and turns on the second switch unit 32, so that the output interface 115 outputs the power transmitted by the power output module 113 through the second switch unit 32; and the core module 122 turns off the third switching unit 33 and turns on the fourth switching unit 34 so that the connection interface 124 receives the power from the output interface 115 and transmits the power to the core module 122 through the fourth switching unit 34. In the communication mode of the earphone system 100, the processing module 112 turns on the first switch unit 31 and turns off the second switch unit 32, so that the output interface 115 outputs the data signal transmitted by the processing module 112 through the first switch unit 31; and the core module 122 turns on the third switching unit 33 and turns off the fourth switching unit 34, so that the connection interface 124 receives the data signal from the output interface 115 and transmits the data signal to the core module 122 through the third switching unit 33.

In an embodiment, the headset system 100 may further include a charging mode in addition to the test mode and the communication mode, and the processing module 112 may further include a second recognition time period T2, after the output interface 115 of the charging box 110 outputs the data signal for the second recognition time period T2, the headset system 100 is switched to the charging mode, and the first switch module 114 is switched to enable the output interface 115 to continuously output the power to the connection interface 124. The second identification time period T2 may be, but is not limited to, between 100ms and 1000ms, but the present embodiment is not limited thereto, and the range of the actual second identification time period T2 may be adjusted according to actual requirements.

In one embodiment, in the charging mode of the earphone system 100, the processing module 112 controls the first switch module 114 to enable the output interface 115 to output the power transmitted by the power output module 113 through the first switch module 114, and the core module 122 controls the second switch module 123 to enable the connection interface 124 to receive the power from the output interface 115 and transmit the power to the core module 122 through the second switch module 123.

In more detail, charging box 110 may include a timer (not shown) or a unit or circuit with a timing function is disposed in processing module 112, charging box 110 may determine, based on the timer, that when second recognition time period T2 (i.e. it is determined that earphone 120 is placed in charging box 110 for time period T1+ T2) after output of the data signal by output interface 118, earphone system 100 switches from the communication mode to the charging mode, and processing module 112 outputs a charging signal to power output module 113, so that power output module 113 outputs power; the processing module 112 outputs a control signal to the first switch module 114, so that the first switch module 114 switches, and the power output by the power output module 113 is transmitted to the earphone 120 through the first switch module 114 and the transmission contact 50 a; the core module 122 outputs a control signal to the second switch module 123 to switch the second switch module 123, so that the power output by the charging box 110 is transmitted to the core module 122 through the transmission contact 60a and the second switch module 123, and the battery module 125 stores the power received by the core module 122.

In an embodiment, please refer to fig. 4 to 6, fig. 4 is a top view of the earphone of fig. 1 after being placed in the charging box, fig. 5 is a cross-sectional view of an embodiment of a line AA of fig. 4, and fig. 6 is an enlarged schematic view of a block B of fig. 5. As shown in fig. 4 to 6, the charging box 110 may further include a magnetic unit 116, and the earphone 120 may further include a hall sensing unit 127, wherein the hall sensing unit 127 is electrically connected to the core module 122. When the hall sensing unit 127 senses the magnetic field of the magnetic unit 116, the output interface 115 is electrically connected to the connection interface 124. More specifically, the magnetic unit 116 is disposed around the receiving slot 70 of the charging box 110 for adapting to the earphone 120 and is located in the charging box housing 111 of the charging box 110, and the hall sensing unit 127 is disposed in the earphone housing 121 of the earphone 120 and is disposed at a position corresponding to the receiving slot 70, so that when the earphone 120 is placed in the charging box 110, the hall sensing unit 127 corresponds to the magnetic unit 116, and the earphone 120 can determine the electrical connection with the charging box 110 by detecting the level change on the transmission contact 60a, and can determine the electrical connection with the charging box 110 by sensing the magnetic field of the magnetic unit 116 through the hall sensing unit 127.

To sum up, the earphone system of the embodiment of the present application can control the switching of the first switch module and the switching of the core module to control the second switch module through the processing module, so that the charging box transmits the power or the data signal to the earphone through the output interface and the connection interface. Thus, communication between the headset and the charging box can be realized based on the existing contacts (i.e., the output interface and the connection interface) for charging. In addition, the data signal can be transmitted to an external device through the earphone for presentation, so that a user can know the related information of the charging box.

Although the above-described elements are included in the drawings of the present application, it is not excluded that more additional elements may be used to achieve better technical results without departing from the spirit of the present invention.

Although the present application has been described using the above embodiments, it should be noted that these descriptions are not intended to limit the present application. Rather, this utility model encompasses modifications and similar arrangements that would be apparent to those skilled in the art. The scope of the claims is, therefore, to be construed in the broadest manner to include all such obvious modifications and similar arrangements.

Claims (15)

1. An earphone system, comprising: a charging box and an earphone, which is characterized in that,

the charging box includes:

a charging box housing including a receiving groove adapted to the earphone;

a processing module located within the charging cartridge housing;

the power output module is positioned in the charging box shell and is electrically connected with the processing module;

the first switch module is positioned in the charging box shell and is electrically connected with the processing module and the power output module; and

the output interface is positioned on the surface of the charging box shell and is electrically connected with the first switch module; and

the earphone is detachably assembled in the charging box, and the earphone comprises:

an earphone housing;

a core module located within the earphone housing;

the second switch module is positioned in the earphone shell and is electrically connected with the core module; and

the connecting interface is positioned on the surface of the earphone shell and is electrically connected with the second switch module, and the connecting interface is electrically connected with the output interface in a disconnectable manner;

the earphone is detachably assembled in the accommodating groove, and the processing module controls the switching of the first switch module so that the output interface outputs the electric power transmitted by the power output module through the first switch module or outputs the data signal transmitted by the processing module through the first switch module;

wherein the core module controls switching of the second switch module so that the connection interface receives the power or the data signal from the output interface.

2. The headset system of claim 1, wherein the headset system includes N of the headsets, the charging box further comprising: the charging box shell comprises N first switch modules and N output interfaces, and the charging box shell comprises N receiving grooves; the N first switch modules and the N output interfaces are positioned in the charging box shell, and the N output interfaces are positioned on the surface of the charging box shell; the N first switch modules are respectively and electrically connected with the processing module and the power output module and are electrically connected with the N output interfaces in a one-to-one mode, and N is an integer greater than or equal to 2.

3. The headphone system of claim 2, wherein N of the output interfaces and N of the connection interfaces comprise a transmission contact and a ground contact, respectively.

4. The earphone system according to claim 1, wherein the first switch module comprises a first switch unit and a second switch unit, the first switch unit is electrically connected to the processing module and the output interface, the second switch unit is electrically connected to the processing module, the power output module and the output interface, and the processing module controls on and off of the first switch unit and the second switch unit.

5. The earphone system according to claim 4, wherein the first switching unit and the second switching unit are MOS transistors.

6. The headphone system of claim 1, wherein the core module comprises a control circuit and a charging circuit, the control circuit controlling the second switching module and receiving the data signal; the charging circuit receives the power.

7. The headset system of claim 1, wherein the second switch module comprises a third switch unit and a fourth switch unit, the third switch unit and the fourth switch unit are electrically connected to the core module and the connection interface, respectively, and the core module controls on and off of the third switch unit and the fourth switch unit.

8. The earphone system according to claim 7, wherein the third switching unit and the fourth switching unit are MOS transistors.

9. The headset system of claim 1, wherein the charging box further comprises a magnetic unit, the headset further comprising a hall sensing unit, the hall sensing unit electrically connected to the core module.

10. The headset system of claim 1, wherein the headset further comprises a communication module electrically connected to the core module, the communication module transmitting the data signal received by the core module to an external device.

11. The headset system of claim 1, wherein the headset further comprises a battery module electrically connected to the core module, the battery module storing the power received by the core module.

12. The headset system of claim 1, wherein the headset system includes a test mode and a communication mode, the processing module having a first identification period disposed therein; during the first identification time period when the earphone is electrically connected with the charging box, the charging box switches the first switch module and enables the charging box to transmit the electric power to the earphone in the test mode of the earphone system; after the earphone is electrically connected with the charging box and exceeds the first identification time period, the charging box switches the first switch module in the communication mode of the earphone system, and the charging box transmits the data signal to the earphone.

13. The earphone system according to claim 12, further comprising a charging mode, wherein a second identification time period is provided in the processing module, the earphone system is switched to the charging mode after the output interface outputs the data signal for the second identification time period, and the first switch module is switched to enable the output interface to continuously output the power to the connection interface.

14. The headset system of claim 12, wherein the headset system is in the test mode, the processing module controls the first switch module to switch such that the output interface outputs the power transmitted by the power output module through the first switch module, and the core module controls the second switch module to switch such that the connection interface receives the power from the output interface and transmits the power to the core module through the second switch module.

15. The headset system of claim 12, wherein in the communication mode, the processing module controls the first switch module to cause the output interface to output the data signal transmitted by the processing module through the first switch module, and the core module controls the second switch module to cause the connection interface to receive the data signal from the output interface and transmit the data signal through the second switch module to the core module.

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